Detailed information of TA system TA100547

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): higBA (relBE)/HigB-HigA
• Location: 3688417..3689144
• Replicon: chromosome
• Accession: NZ_CP028116
• Organism: Escherichia coli O26 str. RM8426

Toxin (Protein)

• Gene name: higB
• Uniprot ID: I2UEW4
• Locus tag: I3M_RS21030
• Protein ID: WP_000547559.1
• Coordinates: 3688833..3689144 (-)
• Length: 104 a.a.

Antitoxin (Protein)

• Gene name: higA
• Uniprot ID: -
• Locus tag: I3M_RS21025
• Protein ID: WP_000126294.1
• Coordinates: 3688417..3688836 (-)
• Length: 140 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
I3M_RS21005	3683467..3683994	-	528	WP_001078781.1	electron transport protein HydN	-
I3M_RS21010	3684143..3685153	-	1011	WP_001377591.1	DNA-binding transcriptional regulator AscG	-
I3M_RS21015	3685413..3686870	+	1458	WP_001107856.1	PTS cellobiose/arbutin/salicin transporter subunit IIBC	-
I3M_RS21020	3686879..3688303	+	1425	WP_000110313.1	6-phospho-beta-glucosidase AscB	-
I3M_RS21025	3688417..3688836	-	420	WP_000126294.1	helix-turn-helix domain-containing protein	Antitoxin
I3M_RS21030	3688833..3689144	-	312	WP_000547559.1	type II toxin-antitoxin system HigB family toxin	Toxin
I3M_RS21035	3689318..3690061	-	744	WP_001341829.1	hypothetical protein	-
I3M_RS21040	3690104..3690574	-	471	WP_000132961.1	hydrogenase maturation peptidase HycI	-
I3M_RS21045	3690567..3690977	-	411	WP_001291918.1	formate hydrogenlyase assembly protein HycH	-
I3M_RS21050	3690974..3691741	-	768	WP_000067401.1	formate hydrogenlyase subunit HycG	-
I3M_RS21055	3691741..3692283	-	543	WP_000493792.1	formate hydrogenlyase subunit HycF	-
I3M_RS21060	3692293..3694002	-	1710	WP_001288134.1	formate hydrogenlyase subunit HycE	-

Associated MGEs

MGE detail	Similar MGEs	Relative position	MGE Type	Cargo ARG	Virulence gene	Coordinates	Length (bp)

Relative position:
(1) inside: TA loci is completely located inside the MGE;
(2) overlap: TA loci is partially overlapped with the MGE;
(3) flank: The TA loci is located in the 5 kb flanking regions of MGE.

Domains

Predicted by InterproScan

Toxin

• Toxin-antitoxin system, mRNA interferase HigB (24-93)

Antitoxin

• Cro/C1-type helix-turn-helix domain (85-138)

Sequences

Toxin

Protein

• Length: 104 a.a.
• Molecular weight: 12450.11 Da
• Isoelectric Point: 9.7249

>T100547 WP_000547559.1 NZ_CP028116:c3689144-3688833 [Escherichia coli O26 str. RM8426]
MHIISKAPFEESARKYPNDALAHQALYRVIKETDFSTPEEMRTAFPNLDNFRYRNKWYVLDVGGNNLRVIAYINFVNKRF
FVKHITNHAEYDKLTRYYRENKE

Nucleotide

• Length: 312 bp

>T100547 NZ_CP028116:c3689144-3688833 [Escherichia coli O26 str. RM8426]
ATGCACATCATTTCTAAAGCGCCATTTGAAGAGTCTGCGCGTAAATATCCTAACGACGCTCTGGCTCATCAGGCATTGTA
TCGGGTTATTAAGGAAACGGATTTTTCTACACCAGAAGAAATGCGAACGGCGTTTCCCAACCTCGACAATTTTAGATATC
GCAACAAATGGTACGTTCTGGATGTCGGCGGGAACAATCTTAGGGTTATTGCCTACATAAACTTTGTTAATAAGCGGTTC
TTTGTGAAGCACATAACGAATCACGCAGAGTATGACAAACTGACACGTTACTACAGAGAGAACAAAGAATGA

Antitoxin

Protein

• Length: 140 a.a.
• Molecular weight: 15416.42 Da
• Isoelectric Point: 4.4596

>AT100547 WP_000126294.1 NZ_CP028116:c3688836-3688417 [Escherichia coli O26 str. RM8426]
MTANAARAVKATRELVNAVPFLGGSDSEDDYREALELVEYLIEEDDTNPLIDFLASRIAEYENNNEKFAEFDKAVAAMPV
GVALLRTLIDQHNLTYADLKNEIGSKSLVSQILSGQRSLTISHIKALSARFGVKPEWFL

Nucleotide

• Length: 420 bp

>AT100547 NZ_CP028116:c3688836-3688417 [Escherichia coli O26 str. RM8426]
ATGACTGCTAATGCTGCACGCGCTGTTAAAGCAACAAGAGAACTGGTCAATGCAGTCCCCTTTCTGGGAGGCAGTGACTC
AGAAGATGATTATCGTGAAGCACTGGAACTGGTCGAATATTTGATTGAAGAAGATGACACCAATCCACTTATCGACTTTC
TGGCGAGCCGCATTGCAGAGTATGAAAACAACAACGAAAAGTTTGCAGAGTTCGACAAAGCCGTTGCGGCAATGCCTGTT
GGCGTGGCGTTACTTCGCACGCTGATTGATCAACATAATCTGACCTATGCGGATTTGAAGAACGAAATCGGCTCTAAATC
CCTGGTCAGTCAGATTTTGTCTGGACAACGATCCCTGACGATATCCCACATTAAGGCACTTTCAGCCCGATTTGGCGTTA
AGCCGGAATGGTTTCTTTGA

Structures

Toxin

• AlphaFold DB: A0A0F3V163